楼宇认购书是商品房售购双方在签订预售或出售合同前达成的拟购签约意向。
Subscription document of residential building is the purchasing intention agreed on by the buyer and seller before signing the pre-sale or sale contract.
产业集聚区管委会与拟入区企业、项目的法人代表签订《项目建设合同书》。
Signature of a "Project Construction Contract" between the Cluster District Administrative Committee and the proposed zone enterprises' legal representative.
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